There are many great urban exploration sites on the internet. If you are looking for photographs, these sites by Cave Clan members and associates will provide a good place to start. Some of them also have links to many many other sites that you might like to check out.

• Infiltration
  Infiltration offers a mix of the practice and theory of urban exploration in areas not designed for public usage.
   
  
• Sleepy City
  Documenting the little secrets lurking within the urban environment.
   
  
• urbex.org
  Urban and Industrial photography.
   
  
• Decrepit Walls
  Aesthetic value in the dilapidated, abandoned, and forbidden.
   
  
• Siologen.net
  International Urban Glow, Urban Glow and other selected images by Siologen.
   
  
• Urban Twilight
  Exploring underground tunnels, abandoned buildings, rooftops, and hidden urban locations of Sydney, Adelaide, Melbourne, Hobart, and Australia
   
  
• www.curlybean.com
  curlybean works!
   
  
• Forbidden Places
  Urban Exploration.